The best option is to use a spot cleaning sprayer gun (link below) filled with 99% alcohol on the lace after doing the mirror slide to remove as much glue residue lace as possible. You may need to pretreat any hairs where the residue has wicked up from the base with a spray mist of 99% alcohol first for best results. There are Youtube videos demonstrating how this is done.
The above is 110 volt model with a US plug. I haven't a clue where to obtain the UK equivalent if at all; it seems the majority of the posters here now are in the UK.
